Smartphone Building
Part · discovery

Clean air supply duct and casing

Cleanable retained supply casing/duct inlet/outlet with service access and leakage-sealed boundaries

Discovered · unresearchedClosure: OpenInventory incomplete

Capability requirements and tolerances

Consumer-specific numerical targets, quantities and acceptance limits remain open or incompletely reviewed. No smartphone-grade suitability is claimed. Distinct capability tiers require their own making route and qualification.

Parts and Tools needed

No researched inventory yet. This is an unexpanded frontier; an empty list does not mean the item can be obtained directly from nature.

What remains unresolved

Canonical reuse assessment
{
  "checked": [
    "ventilation-exhaust-duct",
    "clean-air-filter-frame"
  ],
  "decision": "Clean-contact supply stream differs from waste exhaust and filter frame."
}

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Used by

Items that directly require this item in their selected inventory.

Paths from Smartphone

These routes together include every item that can lead from Smartphone to this item. Repeated path combinations are collapsed; recipes are omitted.

Shortest route: Smartphone → Covers → Cover feed conditioning and transfer equipment → Clean air supply mover → Clean air supply duct and casing

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